Carton



Jan. 5, 1937. D. E. RUECKERT CARTON Filed Jan. 51, 1955 Dean 5 Eczzckert INVENTOR BY W ATTORNEY W/ TMEJJ Patented Jan. 5, 1937 UNITED, STATES Humor-ms CARTON Dean E. Rueckert, Chicago, I1l., assignor to Industrial Patents Corporation, Chicago,.lll., a corporation of Delaware Application January 31, 1935, Serial No. 4,358

' 4 Claims. .(Cl. 229-36) This invention relates to an improved carton. ners 29 and 3| of flaps 24 and 25 serve to facili- One of the objects of the invention is to protate closing by avoiding undue interference with 'vide an improved fiber board or paper carton side 2 during the closing operationl Similarly,

which may be quickly assembled and may be tapered sides 32 and 33 of flap 22 serve to avoid easily opened and closed. interference during closing with the ends 8 and I0.

Other objects of the invention will be apparent The construction of the carton of the present from the-description andclaims which follow. invention is such that all of the advantages of Figurerhisi- "perspective view of. the carton two sets of tongue and slot locks are secured with with the covers p rtia-lly ,open. but one set. It will be seen further that the com Figure-2- is an endwiew ofthe carton shown in operative action between tabs I8 and 20 and flaps Figure l. I v 24 and 25 tend to hold the cover in the closed Figure? is a plan view of the blank for the position without the necessity of such expedients carton of Figure 1. as string and the like.

The carton ofvthe present invention is prefer- It will be noted th t side 4 is provided with ably constructed of pasteboard or heavy paper free edges adjacent the ends 8 and ill of the f-rom' 'a blank formed as illustrated in Figure 3. folded carton and that side 4 is secured by the Bottom I is separated from side 2 by crease coaction of flaps 24 and 25 with tabs 3 and 20, line 3 and from side 4 by crease line 5. Top 6 respectively. If it is desired to use the carton is separated from side .4 by crease line 1. Bottom of the present invention for packing a product in on i is eparated from end 8 by C se i 9 and bulk, side 4 may be first folded into position from end l0 by crease .line H. Side 2 is provided against tabs l8 and 20. However, if it is desired with looking tongues I2 and I3 separated from to use the carton for packing a product comside 2 by crease lines, 14 and 5 r spe v y and prising a unitary block of material or a product being adapted 130 respectively cooperate ith slots comprising a group of small pieces first encased l6 and d 8 is Provided with tab p within an inner wrapper, side 4 may be left within rated by crease line l9 and similarly end III is the plane of bottoml during the packing thereof, Provided with tab 20 separated by Crease line 2|. by which the insertion of the product will be Top 6 is provided with flap 22 separ by Crease facilitated. Also, upon opening top 6 of the closed line 23 and top 6 s a so provided with two end carton, side 4 maybe readily unfolded to the flaps 24 and'25 separated by crease lines 26and plane of bottom I, by which the removal of the 30 21 respectively. 1 product will be facilitated. It will, therefore, be

It will be noted further that flap 24 is provide seen that the carton of the present invention is 1 with rounded corners 28 and 29 and flap 25 is adapted for packing a product in bulk, a product p d With m a y rounded corners 30 and comprising a unitary block of material or a prod- 3l. It will be noted also that edges 3 a d 33 uct comprising a number of small pieces first 35 of fiap 22 are slightly tapered. encased within an inner wrapper.

In f rmi t carton, folds are d n all It is this arrangement of the cover flaps and crease lines, in the finished closed carton each end tabs which secures the carton in a folded elem t being in a Plane at right angles o a position. It will be understood that the advan- 40 element from which it is Sep d y a crease tages of the present invention may be secured in 40 line. a carton made of any foldable material having Lock tongues l and are preferably D the general characteristics of pasteboard, heavy tioned outside of ends 8 and ID in the manner paper, cardboard, fiberboard or the like and that shown in F re tabs 34 and 35 being n e ted the embodiment of the invention disclosed in the in Slots and Tabs and 20 are P drawing and heretofore described is susceptible 45 tinned inside of side 4 as may be clearly seen by of modification in various particulars without reference to Figure 1 with the result that flaps departing from the spirit or scope of the inven- 24 and 25 cooperate with tabs le e d 20 o 1 k tion as defined in the claims which follow.

tabs \18 and 20 into position when the box is I claim:

l sed. 1. A carton comprising a bottom, ends extend- 50 Furthermore the rounded corners 28 and 30 ing from said bottom, substantially rectangular serve as rockers and facilitate the rapid closing of tabs extending from one side of each of said ends, the box and also minimize the danger of dam a front side provided with looking tongues, slots to flaps 24 and 25 which would result if corners in said ends adapted to'cooperate with said lock- 28 and "30 we're not so rounded. Rounded coring tongues, a back side provided with fre' edges 55 at its ends, said back side adapted to enclose said end tabs within the carton, and a top provided with front and side flaps, each of said flaps being free to move in relation to its adjacent flap and each of said side flaps adapted to fold within the carton and impinge its respective end tab against the inner surface of said back side, said side flaps having rounded corners to facilitate their insertion within said carton.

2. A carton for containing a unitary block of product comprising a bottom, ends extending from said bottom, substantially rectangular tabs extending from one side of each of said ends, a front side provided with locking tongues, slots in said ends adapted to cooperate with said locking tongues, a back side provided with free edges at its ends, said back side adapted to enclose said end tabs within the carton, and a top provided with front and side flaps, each of said flaps being free to move in relation to its adjacent flap and each of said side flaps adapted to fold within the carton and impinge its respective end tab against the inner surface of said back side, said side flaps having rounded corners to facilitate their insertion within said carton, and said back side upon opening said top being adapted to unfold to the plane of said bottom by which the removal of the product from the carton is facilitated.

3. A carton comprising a bottom, ends extending from said bottom, substantially rectangular at its ends, said back side adapted to enclose said 5 endtabs within the carton, and a top provided with front and side flaps adapted to fold within the carton, each of said side flaps being adapted to impinge its respective end tab against the inner surface of said back side. 10

. 4. A carton comprising a bottom, ends extending from said bottom, substantially rectangular tabs extending from one side of each of said ends, one edge of each of said tabs being an extension of and in the same, plane as the cover edge of 15 the adjacent end, a front side provided with locking tongues, openings in said ends adapted to cooperate with said locking tongues, a back side provided with free edges at its ends, the free edge at each end of the back side being cut on a 2 line which is an extension of a crease. line separating the ends of the carton from the bottom, said back side adapted to enclose said end tabs within the carton, and a top provided with front and side flaps adapted to fold within the carton, 5

each of said flaps being free to move in relation to its adjacent flapv and each of said side flaps being adapted to impinge its respective end tab against the inner surface of said back side.

DEAN E-. RUECKERT. 

